Home / 21,655,972.74-32,487,426.72-8,702,099.58

Finding the Fourth Proportional to 21,655,972.74, 32,487,426.72 and 8,702,099.58

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Solution

The fourth proportional to 21,655,972.74, 32,487,426.72 and 8,702,099.58 is: 13,054,542.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,655,972.74 : 32,487,426.72 = 8,702,099.58 : x
  2. Step 2: Convert to fraction form
    21,655,972.74/32,487,426.72 = 8,702,099.58/x
  3. Step 3: Cross multiply
    21,655,972.74x = 32,487,426.72 × 8,702,099.58
  4. Step 4: Simplify right side
    21,655,972.74x = 282,708,822,415,392.75
  5. Step 5: Solve for x
    x = 282,708,822,415,392.75/21,655,972.74
  6. Step 6: Final answer
    x = 13,054,542.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.